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Density
In this biology worksheet, students use the given clues at the bottom of the sheet to solve the crossword puzzle on density. They identify how density in mass is divided. Students also measure the density of water in grams.
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The Electric Sieve
Students examine different mixtures and how they can be separated. In this electric sieve instructional activity students complete an activity that allows them to separate mixtures.
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Materials and Substances
Young scholars categorize and sort cards by the materials and substances of their chemistry. In this materials and substances lesson, students cut out and create cards for each picture. Young scholars categorize and sort the cards based...
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Elements, Compounds, and Mixtures
For this elements, compounds, and mixtures worksheet, students answer questions about the properties of elements, mixtures, and compounds. Students identify the physical changes that is made to a substance to determine if it is an element.
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Do Some Research - Study of Substances
For this science research worksheet, students use the library or Internet to determine what the scientific study of substances to see what they are made of is called. They write the answer on the blue line, write a short essay about the...
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Chemistry Worksheet 4
In this chemistry instructional activity, students determine the pH of a buffer solution to several problems given. Students write a balanced ionic equation for several aqueous solutions.
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Intermolecular Force
For this molecular force worksheet, students list the different intermolecular and intermolecular forces exhibited in pairs of chemical compounds shown. Students list the different bonds found in several compounds.
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Freezing and Boiling Point
In this freezing and boiling point graph learning exercise, students use the graph illustrated to respond to several questions that follow. They identify what is the freezing, boiling, and melting point of the substance in the graph....
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Science Safety Rules
In this chemistry worksheet, students read the paragraphs on the sheet to locate the broken safety rules. Then they underline each one of these and count how many they found.
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Density Worksheet
In this chemistry worksheet, students identify and describe that density is the ratio of the mass of the substance to the volume of the substance at a given temperature. They also respond to various questions that refer to density in...
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Snow Science
Learners investigate how efficient different substances are at melting snow. Students collect and analysis data.
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HOW IS PH DETERMINED?
Students estimate the pH based on the use of an unknown substance, determine whether an unknown substance is acid, base or neutral, and evaluate, by the pH determination, which of the unknowns is the strongest acid or base.
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Pure Substances and Mixtures
Students compare and contrast the properties of substances and mixtures. For this chemistry lesson, students simulate spontaneous mixing by performing a short class activity. They differentiate heterogeneous and homogeneous mixtures.
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Mystery Polymers
Students examine how some natural substances are polymers. In this polymer lesson students complete a lab and give examples of a physical change.
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Chemistry Worksheet 3
In this chemistry worksheet, students determine the pH of several given solutions. Students label indicated substances as either acids or bases according to Bronsted-Lowry theory.
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The Radium Girls
For this radium worksheet, 7th graders determine the substance used to make the dials of watches glow in the early 1900's. Then they explain why radium glows and what the three most common types of emissions from radioactive nuclei and...
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Making Sense of Density
Students identify the concepts of density, mass, and volume that define the property of a substance. They also determine that the properties of materials, such as, density and volume, can be compared and measured by using rulers,...
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FAT FOLLIES
Students, testing various foods for fat content by rubbing food samples on paper. Students identify what and who the US Food and Drug Administration is in reference to the Food Pyramid. Students write the name of each food brought in to...
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Basic Safety Practices
Students demonstrate an awareness of how to use basic safety practices accordingly. They classify substances that are safe and unsafe to taste and touch. In groups the students explore different substances and explain how they are safe...